Researchers at Imperial College London created a model that incorporates cellphone data showing that people sharply reduced their movements after stay-at-home orders were broadly imposed in March. With restrictions now easing and mobility increasing with the approach of Memorial Day and the unofficial start of summer, the researchers developed an estimate of viral spread as of May 17.
It is a snapshot of a transitional moment in the pandemic and captures the patchwork nature across the country of covid-19, the disease caused by the virus. Some states have had little viral spread or “crushed the curve” to a great degree and have some wiggle room to reopen their economies without generating a new epidemic-level surge in cases. Others are nowhere near containing the virus. Continue reading.